2020 Mercedes-Benz GLB vs 2026 Audi Q3 III Sportback
2020 Mercedes-Benz GLB vs. 2026 Audi Q3 III Sportback Dimensions Comparison
Compare the size of two cars side by side and see their differences at a glance. Simply enter the vehicle names, and our tool creates a clear visual comparison of their length, width, and height. This makes it easy to find out which car is longer, wider, or taller, and helps you better understand their overall proportions. Whether you are checking if a car will fit in your garage, comparing everyday models, or exploring larger SUVs, this tool provides a straightforward way to see all key dimensions in one place.
Here’s how the 2020 Mercedes-Benz GLB and the 2026 Audi Q3 III Sportback compare in size:
In terms of length, the 2020 Mercedes-Benz GLB measures 4634 mm (182.44 in), making it 103 mm (4.06 in) (2.2 %) longer than the 2026 Audi Q3 III Sportback at 4531 mm (178.39 in). Looking at width, the 2026 Audi Q3 III Sportback stretches to 1859 mm (73.19 in), making it 25 mm (0.98 in) (1.3 %) wider than the 2020 Mercedes-Benz GLB at 1834 mm (72.20 in). As for height, the 2020 Mercedes-Benz GLB stands at 1658 mm (65.28 in), giving it an extra 99 mm (3.90 in) (6.0 %) compared to the 2026 Audi Q3 III Sportback at 1559 mm (61.38 in).
Overall, the 2020 Mercedes-Benz GLB is longer and taller than the 2026 Audi Q3 III Sportback, while the 2026 Audi Q3 III Sportback is wider than the 2020 Mercedes-Benz GLB.
Length
4634 mm182.4 in
4531 mm178.4 in
Width
1834 mm72.2 in
1859 mm73.2 in
Height
1658 mm65.3 in
1559 mm61.4 in
4634 mm182.4 in🟢 +103 mm+4.1 in (+2.3%)
4531 mm178.4 in🔴 -103 mm-4.1 in (-2.2%)
1834 mm72.2 in🔴 -25 mm-1.0 in (-1.3%)
1859 mm73.2 in🟢 +25 mm+1.0 in (+1.4%)
1658 mm65.3 in🟢 +99 mm+3.9 in (+6.4%)
1559 mm61.4 in🔴 -99 mm-3.9 in (-6.0%)
2020 Mercedes-Benz GLB
2026 Audi Q3 III Sportback
Side-by-Side Specs: Dimensions, Weight & More
General Info
Body Style:
SUV
Coupe, SUV
Model Year:
2020
2026
Production:
2019-2023 Discontinued Model
n/a
Dimensions
Length:
4634 mm182.4 in 🟢 +103 mm+4.1 in (+2.3%)
4531 mm178.4 in 🔴 -103 mm-4.1 in (-2.2%)
Width:
1834 mm72.2 in 🔴 -25 mm-1.0 in (-1.3%)
1859 mm73.2 in 🟢 +25 mm+1.0 in (+1.4%)
Width (Folded Mirrors):
-
-
Width (Opened Mirrors):
2020 mm79.5 in 🔴 -67 mm-2.6 in (-3.2%)
2087 mm82.2 in 🟢 +67 mm+2.6 in (+3.3%)
Height:
1658 mm65.3 in 🟢 +99 mm+3.9 in (+6.4%)
1559 mm61.4 in 🔴 -99 mm-3.9 in (-6.0%)
Ground Clearance:
135 mm5.3 in
-
Trunk Capacity:
565-570 liter20.0-20.1 cu ft 🟢 +77 liter+2.7 cu ft (+15.8%) - 🟢 +195 liter+6.9 cu ft (+52.0%)
375-488 liter13.2-17.2 cu ft 🔴 -195 liter-6.9 cu ft (-34.2%) - 🔴 -77 liter-2.7 cu ft (-13.6%)
Trunk Capacity (Max):
1800-1805 liter63.6-63.7 cu ft 🟢 +511 liter+18.0 cu ft (+39.6%) - 🟢 +609 liter+21.5 cu ft (+50.9%)
1196-1289 liter42.2-45.5 cu ft 🔴 -609 liter-21.5 cu ft (-33.7%) - 🔴 -511 liter-18.0 cu ft (-28.4%)
